Finding the Third Proportional to 442,798,274,530.17 and 661,295,793,642.52

Step by Step Solution

1. Step 1: Write the proportion equation
   442,798,274,530.17 : 661,295,793,642.52 = 661,295,793,642.52 : x
2. Step 2: Convert to fraction form
   442,798,274,530.17/661,295,793,642.52 = 661,295,793,642.52/x
3. Step 3: Cross multiply
   442,798,274,530.17x = 661,295,793,642.52 × 661,295,793,642.52
4. Step 4: Simplify right side
   442,798,274,530.17x = 437,312,126,689,290,397,679,616
5. Step 5: Solve for x
   x = 437,312,126,689,290,397,679,616/442,798,274,530.17
6. Step 6: Final answer
   x = 987,610,277,283.26